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Official data from INPI

DISPOSITIVO PARA LIMITAÇÃO DA CORRENTE DE LIGAÇÃO.

PublicadaInvention Patent

Application data

Number

PI8700508

Type

Invention Patent

Filing

02/05/1987

Publication

12/08/1987

Progress at the INPI

  1. Filing02/05/87
  2. Publication12/08/87
  3. Examination08/07/90
  4. Allowance11/03/92
  5. Grant06/29/93
  6. Terminated12/31/96

The patent was granted on 06/29/1993 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 12/08/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. H. (pessoa física)

JP

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Inventors

K. M. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

61-027513 · 02/10/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

12/08/1987

RPI 894

Pedido de patente depositado

#2.1

06/23/1987

RPI 870

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

Concessão da patente

#16.1

06/29/1993

RPI 1178

Notificação para pagamento de retribuição

#13.1

03/23/1993

RPI 1164

Republicação - classificação IPC

#15.11

12/08/1992

RPI 1149

Deferimento

#9.1

11/03/1992

RPI 1144

Solicitação de exame técnico

#4.1

08/07/1990

RPI 1027

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